diff --git a/include/psa/crypto.h b/include/psa/crypto.h
index 276eb23..62d3920 100644
--- a/include/psa/crypto.h
+++ b/include/psa/crypto.h
@@ -323,6 +323,14 @@
  * Applications may call this function more than once. Once a call
  * succeeds, subsequent calls are guaranteed to succeed.
  *
+ * If the application calls other functions before calling psa_crypto_init(),
+ * the behavior is undefined. Implementations are encouraged to either perform
+ * the operation as if the library had been initialized or to return
+ * #PSA_ERROR_BAD_STATE or some other applicable error. In particular,
+ * implementations should not return a success status if the lack of
+ * initialization may have security implications, for example due to improper
+ * seeding of the random number generator.
+ *
  * \retval #PSA_SUCCESS
  * \retval #PSA_ERROR_INSUFFICIENT_MEMORY
  * \retval #PSA_ERROR_COMMUNICATION_FAILURE
@@ -1087,6 +1095,10 @@
  * \retval #PSA_ERROR_COMMUNICATION_FAILURE
  * \retval #PSA_ERROR_HARDWARE_FAILURE
  * \retval #PSA_ERROR_TAMPERING_DETECTED
+ * \retval #PSA_ERROR_BAD_STATE
+ *         The library has not been previously initialized by psa_crypto_init().
+ *         It is implementation-dependent whether a failure to initialize
+ *         results in this error code.
  */
 psa_status_t psa_import_key(psa_key_slot_t key,
                             psa_key_type_t type,
@@ -1125,6 +1137,10 @@
  *         An unexpected condition which is not a storage corruption or
  *         a communication failure occurred. The cryptoprocessor may have
  *         been compromised.
+ * \retval #PSA_ERROR_BAD_STATE
+ *         The library has not been previously initialized by psa_crypto_init().
+ *         It is implementation-dependent whether a failure to initialize
+ *         results in this error code.
  */
 psa_status_t psa_destroy_key(psa_key_slot_t key);
 
@@ -1145,6 +1161,10 @@
  * \retval #PSA_ERROR_COMMUNICATION_FAILURE
  * \retval #PSA_ERROR_HARDWARE_FAILURE
  * \retval #PSA_ERROR_TAMPERING_DETECTED
+ * \retval #PSA_ERROR_BAD_STATE
+ *         The library has not been previously initialized by psa_crypto_init().
+ *         It is implementation-dependent whether a failure to initialize
+ *         results in this error code.
  */
 psa_status_t psa_get_key_information(psa_key_slot_t key,
                                      psa_key_type_t *type,
@@ -1239,6 +1259,10 @@
  * \retval #PSA_ERROR_COMMUNICATION_FAILURE
  * \retval #PSA_ERROR_HARDWARE_FAILURE
  * \retval #PSA_ERROR_TAMPERING_DETECTED
+ * \retval #PSA_ERROR_BAD_STATE
+ *         The library has not been previously initialized by psa_crypto_init().
+ *         It is implementation-dependent whether a failure to initialize
+ *         results in this error code.
  */
 psa_status_t psa_export_key(psa_key_slot_t key,
                             uint8_t *data,
@@ -1337,6 +1361,10 @@
  * \retval #PSA_ERROR_COMMUNICATION_FAILURE
  * \retval #PSA_ERROR_HARDWARE_FAILURE
  * \retval #PSA_ERROR_TAMPERING_DETECTED
+ * \retval #PSA_ERROR_BAD_STATE
+ *         The library has not been previously initialized by psa_crypto_init().
+ *         It is implementation-dependent whether a failure to initialize
+ *         results in this error code.
  */
 psa_status_t psa_export_public_key(psa_key_slot_t key,
                                    uint8_t *data,
@@ -1474,6 +1502,10 @@
  * \retval #PSA_ERROR_COMMUNICATION_FAILURE
  * \retval #PSA_ERROR_HARDWARE_FAILURE
  * \retval #PSA_ERROR_TAMPERING_DETECTED
+ * \retval #PSA_ERROR_BAD_STATE
+ *         The library has not been previously initialized by psa_crypto_init().
+ *         It is implementation-dependent whether a failure to initialize
+ *         results in this error code.
  */
 psa_status_t psa_set_key_policy(psa_key_slot_t key,
                                 const psa_key_policy_t *policy);
@@ -1487,6 +1519,10 @@
  * \retval #PSA_ERROR_COMMUNICATION_FAILURE
  * \retval #PSA_ERROR_HARDWARE_FAILURE
  * \retval #PSA_ERROR_TAMPERING_DETECTED
+ * \retval #PSA_ERROR_BAD_STATE
+ *         The library has not been previously initialized by psa_crypto_init().
+ *         It is implementation-dependent whether a failure to initialize
+ *         results in this error code.
  */
 psa_status_t psa_get_key_policy(psa_key_slot_t key,
                                 psa_key_policy_t *policy);
@@ -1530,6 +1566,10 @@
  * \retval #PSA_ERROR_COMMUNICATION_FAILURE
  * \retval #PSA_ERROR_HARDWARE_FAILURE
  * \retval #PSA_ERROR_TAMPERING_DETECTED
+ * \retval #PSA_ERROR_BAD_STATE
+ *         The library has not been previously initialized by psa_crypto_init().
+ *         It is implementation-dependent whether a failure to initialize
+ *         results in this error code.
  */
 psa_status_t psa_get_key_lifetime(psa_key_slot_t key,
                                   psa_key_lifetime_t *lifetime);
@@ -1557,6 +1597,10 @@
  * \retval #PSA_ERROR_COMMUNICATION_FAILURE
  * \retval #PSA_ERROR_HARDWARE_FAILURE
  * \retval #PSA_ERROR_TAMPERING_DETECTED
+ * \retval #PSA_ERROR_BAD_STATE
+ *         The library has not been previously initialized by psa_crypto_init().
+ *         It is implementation-dependent whether a failure to initialize
+ *         results in this error code.
  */
 psa_status_t psa_set_key_lifetime(psa_key_slot_t key,
                                   psa_key_lifetime_t lifetime);
@@ -1831,6 +1875,10 @@
  * \retval #PSA_ERROR_COMMUNICATION_FAILURE
  * \retval #PSA_ERROR_HARDWARE_FAILURE
  * \retval #PSA_ERROR_TAMPERING_DETECTED
+ * \retval #PSA_ERROR_BAD_STATE
+ *         The library has not been previously initialized by psa_crypto_init().
+ *         It is implementation-dependent whether a failure to initialize
+ *         results in this error code.
  */
 psa_status_t psa_mac_sign_setup(psa_mac_operation_t *operation,
                                 psa_key_slot_t key,
@@ -1879,6 +1927,10 @@
  * \retval #PSA_ERROR_COMMUNICATION_FAILURE
  * \retval #PSA_ERROR_HARDWARE_FAILURE
  * \retval #PSA_ERROR_TAMPERING_DETECTED
+ * \retval #PSA_ERROR_BAD_STATE
+ *         The library has not been previously initialized by psa_crypto_init().
+ *         It is implementation-dependent whether a failure to initialize
+ *         results in this error code.
  */
 psa_status_t psa_mac_verify_setup(psa_mac_operation_t *operation,
                                   psa_key_slot_t key,
@@ -2075,6 +2127,10 @@
  * \retval #PSA_ERROR_COMMUNICATION_FAILURE
  * \retval #PSA_ERROR_HARDWARE_FAILURE
  * \retval #PSA_ERROR_TAMPERING_DETECTED
+ * \retval #PSA_ERROR_BAD_STATE
+ *         The library has not been previously initialized by psa_crypto_init().
+ *         It is implementation-dependent whether a failure to initialize
+ *         results in this error code.
  */
 psa_status_t psa_cipher_encrypt_setup(psa_cipher_operation_t *operation,
                                       psa_key_slot_t key,
@@ -2124,6 +2180,10 @@
  * \retval #PSA_ERROR_COMMUNICATION_FAILURE
  * \retval #PSA_ERROR_HARDWARE_FAILURE
  * \retval #PSA_ERROR_TAMPERING_DETECTED
+ * \retval #PSA_ERROR_BAD_STATE
+ *         The library has not been previously initialized by psa_crypto_init().
+ *         It is implementation-dependent whether a failure to initialize
+ *         results in this error code.
  */
 psa_status_t psa_cipher_decrypt_setup(psa_cipher_operation_t *operation,
                                       psa_key_slot_t key,
@@ -2367,6 +2427,10 @@
  * \retval #PSA_ERROR_COMMUNICATION_FAILURE
  * \retval #PSA_ERROR_HARDWARE_FAILURE
  * \retval #PSA_ERROR_TAMPERING_DETECTED
+ * \retval #PSA_ERROR_BAD_STATE
+ *         The library has not been previously initialized by psa_crypto_init().
+ *         It is implementation-dependent whether a failure to initialize
+ *         results in this error code.
  */
 psa_status_t psa_aead_encrypt(psa_key_slot_t key,
                               psa_algorithm_t alg,
@@ -2420,6 +2484,10 @@
  * \retval #PSA_ERROR_COMMUNICATION_FAILURE
  * \retval #PSA_ERROR_HARDWARE_FAILURE
  * \retval #PSA_ERROR_TAMPERING_DETECTED
+ * \retval #PSA_ERROR_BAD_STATE
+ *         The library has not been previously initialized by psa_crypto_init().
+ *         It is implementation-dependent whether a failure to initialize
+ *         results in this error code.
  */
 psa_status_t psa_aead_decrypt(psa_key_slot_t key,
                               psa_algorithm_t alg,
@@ -2483,6 +2551,10 @@
  * \retval #PSA_ERROR_HARDWARE_FAILURE
  * \retval #PSA_ERROR_TAMPERING_DETECTED
  * \retval #PSA_ERROR_INSUFFICIENT_ENTROPY
+ * \retval #PSA_ERROR_BAD_STATE
+ *         The library has not been previously initialized by psa_crypto_init().
+ *         It is implementation-dependent whether a failure to initialize
+ *         results in this error code.
  */
 psa_status_t psa_asymmetric_sign(psa_key_slot_t key,
                                  psa_algorithm_t alg,
@@ -2522,6 +2594,10 @@
  * \retval #PSA_ERROR_COMMUNICATION_FAILURE
  * \retval #PSA_ERROR_HARDWARE_FAILURE
  * \retval #PSA_ERROR_TAMPERING_DETECTED
+ * \retval #PSA_ERROR_BAD_STATE
+ *         The library has not been previously initialized by psa_crypto_init().
+ *         It is implementation-dependent whether a failure to initialize
+ *         results in this error code.
  */
 psa_status_t psa_asymmetric_verify(psa_key_slot_t key,
                                    psa_algorithm_t alg,
@@ -2576,6 +2652,10 @@
  * \retval #PSA_ERROR_HARDWARE_FAILURE
  * \retval #PSA_ERROR_TAMPERING_DETECTED
  * \retval #PSA_ERROR_INSUFFICIENT_ENTROPY
+ * \retval #PSA_ERROR_BAD_STATE
+ *         The library has not been previously initialized by psa_crypto_init().
+ *         It is implementation-dependent whether a failure to initialize
+ *         results in this error code.
  */
 psa_status_t psa_asymmetric_encrypt(psa_key_slot_t key,
                                     psa_algorithm_t alg,
@@ -2628,6 +2708,10 @@
  * \retval #PSA_ERROR_TAMPERING_DETECTED
  * \retval #PSA_ERROR_INSUFFICIENT_ENTROPY
  * \retval #PSA_ERROR_INVALID_PADDING
+ * \retval #PSA_ERROR_BAD_STATE
+ *         The library has not been previously initialized by psa_crypto_init().
+ *         It is implementation-dependent whether a failure to initialize
+ *         results in this error code.
  */
 psa_status_t psa_asymmetric_decrypt(psa_key_slot_t key,
                                     psa_algorithm_t alg,
@@ -2778,6 +2862,10 @@
  * \retval PSA_ERROR_COMMUNICATION_FAILURE
  * \retval PSA_ERROR_HARDWARE_FAILURE
  * \retval PSA_ERROR_TAMPERING_DETECTED
+ * \retval #PSA_ERROR_BAD_STATE
+ *         The library has not been previously initialized by psa_crypto_init().
+ *         It is implementation-dependent whether a failure to initialize
+ *         results in this error code.
  */
 psa_status_t psa_generator_import_key(psa_key_slot_t key,
                                       psa_key_type_t type,
@@ -2851,6 +2939,10 @@
  * \retval #PSA_ERROR_COMMUNICATION_FAILURE
  * \retval #PSA_ERROR_HARDWARE_FAILURE
  * \retval #PSA_ERROR_TAMPERING_DETECTED
+ * \retval #PSA_ERROR_BAD_STATE
+ *         The library has not been previously initialized by psa_crypto_init().
+ *         It is implementation-dependent whether a failure to initialize
+ *         results in this error code.
  */
 psa_status_t psa_key_derivation(psa_crypto_generator_t *generator,
                                 psa_key_slot_t key,
@@ -2885,6 +2977,10 @@
  * \retval #PSA_ERROR_COMMUNICATION_FAILURE
  * \retval #PSA_ERROR_HARDWARE_FAILURE
  * \retval #PSA_ERROR_TAMPERING_DETECTED
+ * \retval #PSA_ERROR_BAD_STATE
+ *         The library has not been previously initialized by psa_crypto_init().
+ *         It is implementation-dependent whether a failure to initialize
+ *         results in this error code.
  */
 psa_status_t psa_generate_random(uint8_t *output,
                                  size_t output_size);
@@ -2939,6 +3035,10 @@
  * \retval #PSA_ERROR_COMMUNICATION_FAILURE
  * \retval #PSA_ERROR_HARDWARE_FAILURE
  * \retval #PSA_ERROR_TAMPERING_DETECTED
+ * \retval #PSA_ERROR_BAD_STATE
+ *         The library has not been previously initialized by psa_crypto_init().
+ *         It is implementation-dependent whether a failure to initialize
+ *         results in this error code.
  */
 psa_status_t psa_generate_key(psa_key_slot_t key,
                               psa_key_type_t type,
diff --git a/library/psa_crypto.c b/library/psa_crypto.c
index 91c14bb..6fd905c 100644
--- a/library/psa_crypto.c
+++ b/library/psa_crypto.c
@@ -148,6 +148,10 @@
 
 static psa_global_data_t global_data;
 
+#define GUARD_MODULE_INITIALIZED        \
+    if( global_data.initialized == 0 )  \
+        return( PSA_ERROR_BAD_STATE );
+
 static psa_status_t mbedtls_to_psa_error( int ret )
 {
     /* If there's both a high-level code and low-level code, dispatch on
@@ -343,6 +347,8 @@
 static psa_status_t psa_get_key_slot( psa_key_slot_t key,
                                       key_slot_t **p_slot )
 {
+    GUARD_MODULE_INITIALIZED;
+
     /* 0 is not a valid slot number under any circumstance. This
      * implementation provides slots number 1 to N where N is the
      * number of available slots. */
@@ -1951,6 +1957,12 @@
     {
         return( PSA_ERROR_INVALID_ARGUMENT );
     }
+
+    /* Mbed TLS distinguishes "invalid padding" from "valid padding but
+     * the rest of the signature is invalid". This has little use in
+     * practice and PSA doesn't report this distinction. */
+    if( ret == MBEDTLS_ERR_RSA_INVALID_PADDING )
+        return( PSA_ERROR_INVALID_SIGNATURE );
     return( mbedtls_to_psa_error( ret ) );
 }
 #endif /* MBEDTLS_RSA_C */
@@ -3342,8 +3354,10 @@
 psa_status_t psa_generate_random( uint8_t *output,
                                   size_t output_size )
 {
-    int ret = mbedtls_ctr_drbg_random( &global_data.ctr_drbg,
-                                       output, output_size );
+    int ret;
+    GUARD_MODULE_INITIALIZED;
+
+    ret = mbedtls_ctr_drbg_random( &global_data.ctr_drbg, output, output_size );
     return( mbedtls_to_psa_error( ret ) );
 }
 
diff --git a/tests/suites/test_suite_psa_crypto.data b/tests/suites/test_suite_psa_crypto.data
index 94e8d5b..38c5fee 100644
--- a/tests/suites/test_suite_psa_crypto.data
+++ b/tests/suites/test_suite_psa_crypto.data
@@ -690,6 +690,18 @@
 depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_RSA_C:MBEDTLS_PKCS1_V15
 import_and_exercise_key:"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":PSA_KEY_TYPE_RSA_KEYPAIR:1024:PSA_ALG_RSA_PKCS1V15_SIGN_RAW
 
+PSA import/exercise RSA keypair, PSS-SHA-256
+depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_RSA_C:MBEDTLS_PKCS1_V15:MBEDTLS_SHA256_C
+import_and_exercise_key:"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":PSA_KEY_TYPE_RSA_KEYPAIR:1024:PSA_ALG_RSA_PSS(PSA_ALG_SHA_256)
+
+PSA import/exercise RSA public key, PKCS#1 v1.5 raw
+depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_RSA_C:MBEDTLS_PKCS1_V15
+import_and_exercise_key:"30819f300d06092a864886f70d010101050003818d0030818902818100af057d396ee84fb75fdbb5c2b13c7fe5a654aa8aa2470b541ee1feb0b12d25c79711531249e1129628042dbbb6c120d1443524ef4c0e6e1d8956eeb2077af12349ddeee54483bc06c2c61948cd02b202e796aebd94d3a7cbf859c2c1819c324cb82b9cd34ede263a2abffe4733f077869e8660f7d6834da53d690ef7985f6bc30203010001":PSA_KEY_TYPE_RSA_PUBLIC_KEY:1024:PSA_ALG_RSA_PKCS1V15_SIGN_RAW
+
+PSA import/exercise RSA public key, PSS-SHA-256
+depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_RSA_C:MBEDTLS_PKCS1_V15:MBEDTLS_SHA256_C
+import_and_exercise_key:"30819f300d06092a864886f70d010101050003818d0030818902818100af057d396ee84fb75fdbb5c2b13c7fe5a654aa8aa2470b541ee1feb0b12d25c79711531249e1129628042dbbb6c120d1443524ef4c0e6e1d8956eeb2077af12349ddeee54483bc06c2c61948cd02b202e796aebd94d3a7cbf859c2c1819c324cb82b9cd34ede263a2abffe4733f077869e8660f7d6834da53d690ef7985f6bc30203010001":PSA_KEY_TYPE_RSA_PUBLIC_KEY:1024:PSA_ALG_RSA_PSS(PSA_ALG_SHA_256)
+
 PSA import/exercise: ECP SECP256R1 keypair, ECDSA
 depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_ECP_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED:MBEDTLS_ECDSA_C
 import_and_exercise_key:"3077020101042049c9a8c18c4b885638c431cf1df1c994131609b580d4fd43a0cab17db2f13eeea00a06082a8648ce3d030107a144034200047772656f814b399279d5e1f1781fac6f099a3c5ca1b0e35351834b08b65e0b572590cdaf8f769361bcf34acfc11e5e074e8426bdde04be6e653945449617de45":PSA_KEY_TYPE_ECC_KEYPAIR(PSA_ECC_CURVE_SECP256R1):256:PSA_ALG_ECDSA_ANY
@@ -1178,3 +1190,9 @@
 PSA generate key: ECC, SECP256R1, incorrect bit size
 depends_on:MBEDTLS_ECP_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED:MBEDTLS_ECDSA_C
 generate_key:PSA_KEY_TYPE_ECC_KEYPAIR(PSA_ECC_CURVE_SECP256R1):128:PSA_KEY_USAGE_EXPORT | PSA_KEY_USAGE_SIGN | PSA_KEY_USAGE_VERIFY:PSA_ALG_ECDSA_ANY:PSA_ERROR_INVALID_ARGUMENT
+
+PSA validate module initialization: random
+validate_module_init_generate_random:
+
+PSA validate module initialization: key based
+validate_module_init_key_based:
diff --git a/tests/suites/test_suite_psa_crypto.function b/tests/suites/test_suite_psa_crypto.function
index e14b225..81ddee0 100644
--- a/tests/suites/test_suite_psa_crypto.function
+++ b/tests/suites/test_suite_psa_crypto.function
@@ -692,14 +692,16 @@
     size_t exported_length = 0;
     int ok = 0;
 
-    if( ( usage & PSA_KEY_USAGE_EXPORT ) == 0 )
+    TEST_ASSERT( psa_get_key_information( slot, &type, &bits ) == PSA_SUCCESS );
+
+    if( ( usage & PSA_KEY_USAGE_EXPORT ) == 0 &&
+        ! PSA_KEY_TYPE_IS_PUBLIC_KEY( type ) )
     {
         TEST_ASSERT( psa_export_key( slot, NULL, 0, &exported_length ) ==
                      PSA_ERROR_NOT_PERMITTED );
         return( 1 );
     }
 
-    TEST_ASSERT( psa_get_key_information( slot, &type, &bits ) == PSA_SUCCESS );
     exported_size = PSA_KEY_EXPORT_MAX_SIZE( type, bits );
     exported = mbedtls_calloc( 1, exported_size );
     TEST_ASSERT( exported != NULL );
@@ -3451,3 +3453,23 @@
     mbedtls_psa_crypto_free( );
 }
 /* END_CASE */
+
+/* BEGIN_CASE */
+void validate_module_init_generate_random( )
+{
+    psa_status_t status;
+    uint8_t random[10] = { 0 };
+    status = psa_generate_random( random, sizeof( random ) );
+    TEST_ASSERT( status == PSA_ERROR_BAD_STATE );
+}
+/* END_CASE */
+
+/* BEGIN_CASE */
+void validate_module_init_key_based( )
+{
+    psa_status_t status;
+    uint8_t data[10] = { 0 };
+    status = psa_import_key( 1, PSA_KEY_TYPE_RAW_DATA, data, sizeof( data ) );
+    TEST_ASSERT( status == PSA_ERROR_BAD_STATE );
+}
+/* END_CASE */